CSS Length calculation with MediaValues

Source/core/html/parser/HTMLDocumentParser.cpp

 /*
  * Copyright (C) 2010 Google, Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 522 matching lines @@
 {
     // The parsing session should interact with the document only when parsing
     // non-fragments. Otherwise, we might delay the load event mistakenly.
     if (isParsingFragment())
         return 0;
     return document();
 }
 
 static PassRefPtr<MediaValues> createMediaValues(Document* document)
 {
-    RefPtr<MediaValues> mediaValues = MediaValues::create(document, MediaValues::CachingMode);
+    ASSERT(document);
+    RefPtr<MediaValues> mediaValues = MediaValues::create(*document, MediaValues::CachingMode);
     ASSERT(mediaValues->isSafeToSendToAnotherThread());
     return mediaValues;
 }
 
 void HTMLDocumentParser::pumpTokenizer(SynchronousMode mode)
 {
     ASSERT(!isStopped());
     ASSERT(!isScheduledForResume());
     // ASSERT that this object is both attached to the Document and protected.
     ASSERT(refCount() >= 2);
@@ skipping 480 matching lines @@
 void HTMLDocumentParser::setDecoder(PassOwnPtr<TextResourceDecoder> decoder)
 {
     ASSERT(decoder);
     DecodedDataDocumentParser::setDecoder(decoder);
 
     if (m_haveBackgroundParser)
         HTMLParserThread::shared()->postTask(bind(&BackgroundHTMLParser::setDecoder, m_backgroundParser, takeDecoder()));
 }
 
 }